Blackberry PlayBook Samba File Sharing Remote Code Execution Vulnerability

A vulnerability has identified in Blackberry PlayBook. A remote user can execute arbitrary code on the target system.

If Wi-Fi file sharing is enabled, a remote user on the wireless network can send specially crafted data to trigger a Samba flaw and execute arbitrary code on the target system.
When the target device is connected to a computer via USB, a local user on the computer can also exploit this flaw.